    [nil "--no-state" "Use only with no nesting and action :new"]
    [nil "--projection PROJ" "RD / ETRS89 / SOURCE"]
    ["-r" "--replay [N/root-collection]" "Replay last N events or all events from root-collection tree from persistence to projectors"]
+   [nil "--clear-timeline-changelog" "Clear timeline changelog for dataset"]
    ["-h" "--help"]
    ["-v" "--version"]])
 

             [json-reader :refer [features-from-stream file-stream]]
             [processor :as processor :refer [consume shutdown]]
             [persistence :as pers]
             [generator :refer [random-json-feature-stream]]
             [extracts :as extracts]
             [template :as template]]

        (if (not (:dataset options))
          (exit 0 "replaying requires dataset")
          (replay options))
      (:clear-timeline-changelog options)
        (if (not (:dataset options))
          (exit 0 "clearing changelog requires dataset")
          (tl/delete-changelog (config/timeline) (:dataset options)))
      (not (or (seq arguments) (:std-in options)))
        (exit 0 "json-file or std-in required")
      :else
